How to say "resolve" in Japanese

• 決するけっするCommon
  suru verb (irregular), intransitive verb, transitive verbCovers resolve as deciding or determining something — settling a question or one's own course. It can also describe a matter as being decided, fitting a decision that resolves an issue outright.
  まだどちらと決けっしたわけではありませんので、引き続ひきつづき成り行なりゆきを見守みまもりたいと思おもいます。↗

  I haven't decided either way. I want to keep an eye on how things go.
• 決めるきめるJLPT N4approx.Common
  ichidan verb, transitive verbUse this when resolve means making up one's mind: deciding on a course of action and committing to it, the plain act of a person settling what they will do.
  そこに行いくことに決きめた。↗

  I made up my mind to go there.
• 志すこころざすJLPT N1approx.Common
  godan verb, intransitive verb, transitive verbCovers resolve as setting one's heart on a goal: aspiring to or aiming for something and intending to pursue it. Typical when someone resolves to devote themselves to a vocation or calling.
  このコーヒー店てんには芸術家げいじゅつかを志こころざすものが足あししげく通かよう。↗

  This coffee shop is frequented by aspiring artists.

Choose 「決める」 when resolve means making up one's mind or deciding a course, 「決する」 for a decision that settles or determines a matter, and 「志す」 for resolving to pursue an aim or calling.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 決するけっするto decide
• 決めるきめるto decide
• 志すこころざすto aspire to
• 意を決するいをけっするto resolve
• 腹を決めるはらをきめるto resolve
• 散らすちらすto resolve (a symptom, condition, etc.)
• 期すきすto resolve (to do)
• 済ませるすませるto resolve
• 期するきするto resolve (to do)
• 期すごすto resolve (to do)